package spark.work

/**
  * Created by liuwei on 2017/12/27.
  */
object MapTest {

  def main(args: Array[String]): Unit = {
    val map1 = scala.collection.immutable.Map("a"->"123")
    val map = scala.collection.mutable.Map.empty[String, String]
    map ++= map1
    map += ("kmUserId"->"55555555")
    println(map)



  }


}
